aromatase inhibitor

Pronunciation: (uh-ROH-muh-tays in-HIH-bih-ter)

A drug that prevents the formation of estradiol, a female hormone, by interfering with an aromatase enzyme. Aromatase inhibitors are used as a type of hormone therapy for postmenopausal women who have hormone-dependent breast cancer.

Source: NCI Dictionary of Cancer Terms

Date last modified: 2007-04-26